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(1)The baby put the books on the floor. Look! What a m_____.
(2)Look at the oranges .They are falling down the s______.
(3)The light is red. You can’t c ____the road.
(4)Yang Liwei is a p_____ and he’s very f________.
(5)The sun is s________ in the sky.
(6)Helen Keller is a m________ for blind people.
(7)He made lots of m ________with English.
(8)The ducks are very n______.
(9)He wants to eat three h________.
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
